style(verify_pdf): align fallback comment indentation, restore EOF newline (#369 fixup)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

tools/verify_pdf.py

@@ -71,7 +71,7 @@ def _extract_pypdf(pdf_path):
 
 def _extract_pdftotext(pdf_path):
     text = run_tool(["pdftotext", "-layout", "-enc", "UTF-8", str(pdf_path), "-"])
-# Always call pdfinfo here so the fallback path returns a page count
+    # Always call pdfinfo here so the fallback path returns a page count
     # even when the caller did not request --pages (same Poppler package).
     pages = parse_page_count(run_tool(["pdfinfo", str(pdf_path)]))
     return text, pages
@@ -172,4 +172,4 @@ def main(argv=None):
 
 
 if __name__ == "__main__":
-    sys.exit(main())
+    sys.exit(main())